News tagged with coloration

A team of researchers in Russia has conducted a series of experiments that prove that dogs are able to distinguish between different colors. In their paper published in Proceedings of the Royal Society B, the team describes ...

Similarities in how different organisms look can indicate a close evolutionary relationship. Conversely, great differences in appearance can suggest a very distant relationship, as in many adult marine fish species. For the ...

Painstaking new analysis of the genetic sequence of the X chromosome—long perceived as the "female" counterpart to the male-associated Y chromosome—reveals that large portions of the X have evolved to play a specialized ...

The fable of the tragic mulatto is a familiar New Orleans story: A beautiful, young woman of color disdains marriage to a man of her own racial background. Her mother coerces her to form an illicit relationship with a wealthy ...

By monitoring the color changes in the ocean, such as those caused by photosynthetic pigments in phytoplankton, scientists learn more about the overall health and functioning of our planet. Such studies also could help future ...

(Phys.org) —A team of researchers working at the Indian Institute of Science in Bangalore has found that manganese-doped quantum dots that appear orange are actually a mixture of many dots of different colors. In their ...

(Phys.org) —Red on yellow, kill a fellow. Red on black, friend of Jack. That folk rhyme is supposed to help people distinguish venomous coral snakes from several non-venomous "mimics," animals that discourage predators ...

When a new species emerges following adaptive changes to its local environment, the process of choosing a mate can help protect the new species' genetic identity and increase the likelihood of its survival. But of the many ...